#define FOREACH_DIRENT(de, d, on_error) \
for (errno = 0, de = readdir(d);; errno = 0, de = readdir(d)) \
if (!de) { \
- if (errno != 0) { \
+ if (errno > 0) { \
on_error; \
} \
break; \
}
char *hexmem(const void *p, size_t l);
+void *unhexmem(const char *p, size_t l);
+
char *strextend(char **x, ...);
char *strrep(const char *s, unsigned n);
+
+void* greedy_realloc(void **p, size_t *allocated, size_t need);